diff options
| author | Zhangfei Gao <zhangfei.gao@linaro.org> | 2016-12-27 17:22:40 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2017-03-08 20:15:18 +0300 |
| commit | ab809fd81fde3d416f8656d8f814a0777fb9b65e (patch) | |
| tree | 18784d3b6c72ae0f3f87a1820e2c68fa5f78ad67 /drivers/i2c/busses/i2c-designware-core.h | |
| parent | 3b0277f198ac928f323c42e180680d2f79aa980d (diff) | |
| download | linux-ab809fd81fde3d416f8656d8f814a0777fb9b65e.tar.xz | |
i2c: designware: add reset interface
Some platforms like hi3660 need do reset first to allow accessing registers
Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Ramiro Oliveira <ramiro.oliveira@synopsys.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-designware-core.h')
| -rw-r--r-- | drivers/i2c/busses/i2c-designware-core.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h index c1db3a5a340f..d9aaf1790e0e 100644 --- a/drivers/i2c/busses/i2c-designware-core.h +++ b/drivers/i2c/busses/i2c-designware-core.h @@ -88,6 +88,7 @@ struct dw_i2c_dev { void __iomem *base; struct completion cmd_complete; struct clk *clk; + struct reset_control *rst; u32 (*get_clk_rate_khz) (struct dw_i2c_dev *dev); struct dw_pci_controller *controller; int cmd_err; |